# Catch The Letters vs Shift & Stack

The clearest difference is device support: Shift & Stack at 3 against Catch The Letters's 1. Shift & Stack also leads on iOS requirement (12.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Catch The Letters | Shift & Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 17 MB | 54 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [M ZONE (Apps)](https://appshunter.io/developer/1715534387) | [eitezaz ahmad](https://appshunter.io/developer/1027303006) |

## What reviewers say

### Catch The Letters

[App page](https://appshunter.io/ios/app/catch-the-letters/id6587573073)

**In-app purchases:** none


### Shift & Stack

[App page](https://appshunter.io/ios/app/shift-and-stack/id6757802613)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Catch The Letters free?

Catch The Letters is free to download, with no in-app purchases.

### Is Shift & Stack free?

Shift & Stack is free to download, with no in-app purchases.

### Do Catch The Letters or Shift & Stack have ads?

Neither Catch The Letters nor Shift & Stack shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*